> London is 6 hours ahead of Chicago; 5 hours from March 14. Convert any time, see an hour-by-hour chart and find shared working hours. > > Markdown version of https://wherora.com/compare/chicago-london/ for AI agents and assistants. Live clocks and interactive tools need JavaScript: open the page in a browser to use them. # Chicago to London time. Compare live times and plan your next meeting. **London is 6 hours ahead of Chicago** until Sunday, March 14, 2027. After Chicago’s clocks go forward, London is 5 hours ahead. Right now, 9:00 AM in Chicago is 3:00 PM in London. Times checked November 1, 2026 against the IANA time zone database. [How WherOra calculates times](https://wherora.com/about/methodology/) ## Time difference and daylight saving London is usually 6 hours ahead of Chicago. The United States and the United Kingdom change their clocks on different dates, so the gap drops to 5 hours for about three weeks in March and one week from late October to early November. Select a date and time above to compare the exact difference. ## Finding a meeting time With 8 AM–5 PM schedules, the shared window is 8–11 AM in Chicago, which is 2–5 PM in London. During the weeks when the gap is 5 hours, it stretches to 8 AM–noon in Chicago. Morning in Chicago and afternoon in London is the natural slot for a recurring call; recheck it around the clock changes. Use Working hours to set each city’s local schedule. Suggestions use 8 AM–5 PM by default, include weekends, and do not check holidays or calendars. Add to calendar exports your chosen moment; it does not send invitations. Planning a regular meeting? Read our guides on [why US–Europe time differences change for a week each autumn](https://wherora.com/guides/daylight-saving-gap-weeks/) and [how to schedule fair meetings across time zones](https://wherora.com/guides/fair-meetings-across-time-zones/). ## Chicago to London time, hour by hour Each hour in Chicago and the matching time in London. Highlighted rows are inside both cities’ 8 AM–5 PM working day. | Chicago | London (until March 14) | London (from March 14) | | --- | --- | --- | | 12:00 AM | 6:00 AM | 5:00 AM | | 1:00 AM | 7:00 AM | 6:00 AM | | 2:00 AM | 8:00 AM | 7:00 AM | | 3:00 AM | 9:00 AM | 8:00 AM | | 4:00 AM | 10:00 AM | 9:00 AM | | 5:00 AM | 11:00 AM | 10:00 AM | | 6:00 AM | 12:00 PM | 11:00 AM | | 7:00 AM | 1:00 PM | 12:00 PM | | 8:00 AM | 2:00 PM | 1:00 PM | | 9:00 AM | 3:00 PM | 2:00 PM | | 10:00 AM | 4:00 PM | 3:00 PM | | 11:00 AM | 5:00 PM | 4:00 PM | | 12:00 PM | 6:00 PM | 5:00 PM | | 1:00 PM | 7:00 PM | 6:00 PM | | 2:00 PM | 8:00 PM | 7:00 PM | | 3:00 PM | 9:00 PM | 8:00 PM | | 4:00 PM | 10:00 PM | 9:00 PM | | 5:00 PM | 11:00 PM | 10:00 PM | | 6:00 PM | 12:00 AM next day | 11:00 PM | | 7:00 PM | 1:00 AM next day | 12:00 AM next day | | 8:00 PM | 2:00 AM next day | 1:00 AM next day | | 9:00 PM | 3:00 AM next day | 2:00 AM next day | | 10:00 PM | 4:00 AM next day | 3:00 AM next day | | 11:00 PM | 5:00 AM next day | 4:00 AM next day | Times account for daylight saving. To convert a specific date, use the converter above. ## Chicago and London time: quick answers ### Is London ahead of or behind Chicago? London is 6 hours ahead of Chicago right now. That changes on Sunday, March 14, 2027, when it becomes 5 hours ahead of Chicago. ### Does daylight saving change the Chicago–London time difference? Yes. Chicago and London both use daylight saving time but change their clocks on different dates. Over the next year the difference is 6 hours now, then 5 hours from March 14; 6 hours from March 28; 5 hours from October 31. The converter above applies these changes for any date you pick. ### What’s the best time for a call between Chicago and London? Between 8:00 AM and 11:00 AM in Chicago, which is 2:00 PM to 5:00 PM in London. That’s when both cities are inside an 8 AM–5 PM working day (times for today; they move with daylight saving changes). Explore city times [Time in Chicago](https://wherora.com/time/chicago/) [Time in London](https://wherora.com/time/london/) [New York](https://wherora.com/time/new-york/) [Los Angeles](https://wherora.com/time/los-angeles/) [Tokyo](https://wherora.com/time/tokyo/) [Manila](https://wherora.com/time/manila/) [All city times →](https://wherora.com/time/) ## Compare city pairs [See shared working hours for all pairs →](https://wherora.com/compare/) North America ↔ Europe - [New York–London](https://wherora.com/compare/new-york-london/) - [Chicago–London](https://wherora.com/compare/chicago-london/) - [Toronto–London](https://wherora.com/compare/toronto-london/) - [Dallas–London](https://wherora.com/compare/dallas-london/) - [New York–Berlin](https://wherora.com/compare/new-york-berlin/) North America ↔ Asia & Pacific - [New York–Tokyo](https://wherora.com/compare/new-york-tokyo/) - [New York–Manila](https://wherora.com/compare/new-york-manila/) - [New York–Mumbai](https://wherora.com/compare/new-york-mumbai/) - [New York–Sydney](https://wherora.com/compare/new-york-sydney/) - [Los Angeles–Tokyo](https://wherora.com/compare/los-angeles-tokyo/) - [Los Angeles–Manila](https://wherora.com/compare/los-angeles-manila/) - [Chicago–Manila](https://wherora.com/compare/chicago-manila/) - [Toronto–Manila](https://wherora.com/compare/toronto-manila/) - [San Francisco–Mumbai](https://wherora.com/compare/san-francisco-mumbai/) - [San Francisco–Bengaluru](https://wherora.com/compare/san-francisco-bengaluru/) Europe ↔ Asia & Middle East - [London–Dubai](https://wherora.com/compare/london-dubai/) - [London–Singapore](https://wherora.com/compare/london-singapore/) - [London–Tokyo](https://wherora.com/compare/london-tokyo/) Close time zones - [New York–Los Angeles](https://wherora.com/compare/new-york-los-angeles/) - [San Francisco–Austin](https://wherora.com/compare/san-francisco-austin/) - [New York–Buenos Aires](https://wherora.com/compare/new-york-buenos-aires/) - [Berlin–Lisbon](https://wherora.com/compare/berlin-lisbon/) - [Singapore–Sydney](https://wherora.com/compare/singapore-sydney/) - [Dubai–Mumbai](https://wherora.com/compare/dubai-mumbai/) Badges show how far ahead or behind the second city is today. Read our guides[When the clocks change](https://wherora.com/guides/daylight-saving-time-dates/)[Daylight saving gap weeks](https://wherora.com/guides/daylight-saving-gap-weeks/)[Fair meetings across time zones](https://wherora.com/guides/fair-meetings-across-time-zones/)[Time zone abbreviations](https://wherora.com/guides/time-zone-abbreviations/)[All guides](https://wherora.com/guides/) --- Source: https://wherora.com/compare/chicago-london/ · Site guide for agents: https://wherora.com/llms.txt · How times are calculated: https://wherora.com/about/methodology/